142166107 has 2 divisors, whose sum is σ = 142166108. Its totient is φ = 142166106.

The previous prime is 142166081. The next prime is 142166111. The reversal of 142166107 is 701661241.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 142166107 - 2⁷ = 142165979 is a prime.

It is a super-2 number, since 2×142166107² = 40422403959070898, which contains 22 as substring.

It is equal to p_8027515 and since 142166107 and 8027515 have the same sum of digits, it is a Honaker prime.

It is not a weakly prime, because it can be changed into another prime (142166137) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 71083053 + 71083054.

It is an arithmetic number, because the mean of its divisors is an integer number (71083054).

Almost surely, 2^142166107 is an apocalyptic number.

142166107 is a deficient number, since it is larger than the sum of its proper divisors (1).

142166107 is an equidigital number, since it uses as much as digits as its factorization.

142166107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 28.

The square root of 142166107 is about 11923.3429456675. The cubic root of 142166107 is about 521.9136919787.

It can be divided in two parts, 1421 and 66107, that added together give a triangular number (67528 = T₃₆₇).

The spelling of 142166107 in words is "one hundred forty-two million, one hundred sixty-six thousand, one hundred seven".